package com.zy.design.visit.operation;

import com.zy.design.visit.file.PDFFile;
import com.zy.design.visit.file.PPTFile;
import com.zy.design.visit.file.WordFile;

/**
 * @author zhaoyi
 * @date 2021/11/9 14:34
 */
public interface Visitor {

    void visit(PDFFile file);

    void visit(WordFile file);

    void visit(PPTFile file);
}
